XXX 



Transactions of the South African Philosophical Society. 



o 



OS 



o 



CO 



H 



P 



O 



co 

 o 



P 

 1-3 



!*" 



H 

 i— i 

 O 

 O 



w. 



hi 



•< 



o 



I— I 



W 



Ph 

 O 



CO 



O 



hi 



i— i 



w 



PH 



«! 

 o 

 i— i 



<l 



P 



P 

 O 



co 

 w 



H 



w 



Eh 



EH 



p 



O 

 O 

 O 

 <1 



P 

 H 



P 



CO 



<$ 

 W 

 Ph 



O 



H 

 P 

 EH 



-a 



i 



rj-j ototooo oo 



r - O CM 00 C75 00 ""* -*}i 

 03 i-l rH rH rH 



CO HtOHOffi •># Tfl 



!0(BOO 

 "* CM o o 



oo 



O UO 



CO SO CO 



O O CO 

 rH rH rH 



CO CO CM 

 CM 



ft 



H 



o 



o 



d 



g 



© (D 

 I 4="P 



a <d , — i 



rt ® 



>> 

 PQ 



PI 



d 

 1— I 



d 



CM~--J< 



a a 

 co d 



iH CO 



«3 03 . 



+3 43 +3 , 

 ftftft 



!6cP> 



o^ 



d Oh 



Cl_i r 



r} © CD 



Si 



Iftft 



SP 



p-&6ccj 



ft-3 £ „ 

 >,"+= © «3 



+= 8 © © 



.3 _ 03 5-1 

 43 03 q> jg 



r> 03 +3 r-( 



.Sod? 



p!"p fl p 



o 

 o 



Is 

 45 



t-co 



lO fc- 



-2 CUD 



,. a 



CO o 



Bo 



•rH O 



d -a* 03 

 PI . Ci °^ 33 



CJ O 



=4-1 AJ OJ.jn 



^^ 03 -h 03 



^.2 M 



l-S d _ 03 pj 

 kT U 00 'o * 



O 

 <3 



60 



tfl 



PI 

 o 



43 



CD 



CD 



O 60 

 CQ^H O 



odd 

 •4-3 >>d 



03 



CD 



OO 



o -* 

 00 



8 Sle 



g PI 



-HOG 



,2 O-rH 



SOS ^ H 



d 



=tH PI 



O'tl 



dpq p| 



CD 



ft ,£! — jo ^ © 



rH . T4 -H CD CD -, 



fecoPn<l Ehco 



p ^ 



CD 

 d 



rt^'g g oj 



§ ^ '-3 S CO 

 ■^Lh d 03 ft 



1 — I r H+='ri 



© Pi 5-1 



ft o d 

 CO O O 



00>OtD 



Looqoa 



CM 



d 



s 



d 

 Ph 



' 03 2 



03^ * 



ft° S 



Pi O 03 



S_S 03 



Hi — c ^ 



J«H S 



W ° ft 



© bcxi 



SB Pi ® 



c^S >> 

 43 "D 43 



03 a += 

 PhPhPh 



w CO 



03 ^ 

 »§ 



C0~ 



43 E>5 



d^J 



-^ 



03 pi 



O d 

 ftCQ 

 ©" 



-co u 



£:Sph 



o 2 



4^ 03 PI 



ilOOd 



PI PI Pi r3 



pq fl cs^ 



rj d QD rG 



.Pi _d m 

 "^ 60 d 



8.g .go 



d rQ d 43 

 cd d.-i 03 

 PQOfePM 



^3 



e« 





o 



CO 

 CO 



OO OCO C5 



<X> O CO ■* C3^ 



H t — I t — I 



HO TtH t-«D 



00 rH iH CO 



H* 



; O co co 

 Ot>co 



Pi 



03 v 



o o 



!H O 



03 o 

 ft 

 U4 



OOOOOOOOOO COO 

 OOOOOOOOOO coo 



Pi • 



d 



So 



03^ 



flS§3 

 P 03 □ 



43 5 



dPQ 

 Ph -g 5 



03 d 



^a 

 © 5 



P) PI CD 



2 



M ® A 



rt 2 * 



d d « 



PP13W 



d d 43 

 •-3 O +3 



CO ^h 03 



PQPhPh 

 o .. « 

 EH ' " 



>, 



cr. 





020 B 1 fl 



OS Ol OVg j 



4 " P^ bd 



o 03 H 



- 03 ?1 03 



K^WJ r -T— 1 J- 



"5 a 



o o 

 QEh 



■a a 



o o 

 OEh 



o o 



OEh 



,v- k/" . - to a *■ 

 !>> P> >5 o w , 



is -Sis s«h 3 



p) PI CiCO o > 

 OOo cd o° 



flCO 



OpH 



•*" pi 



•&Ph 



^2 



X 



PI 

 o 



+3 



-ft 



CO 



^ • 

 PI • 



d 



a 



d^ 



O 03 

 03 O 



CO Pi 

 Li & 



^p 



pi a 

 p o 

 h 03 



"2 4= 03 



© S S 



•n ft pj 



03'jl 03 



*5 O 03 



1 S 03 M 



- 03rO SUnj 



^ M P3PH 



d3^ 



PI CCl CD 



a-r3rd_H 



to w 

 O d 



o o 



o 



a7 PI H 03 s 

 . 03O O d 



"ti 03 .-rH ^ 



S?* Ph ►. 



03 O , 43 

 PI g 43 P % 



O PI H >j ,rH 



a o S4V0 



0'S"0 

 4= O gcO+- 

 03 to a) (,_. rrt 



?^PH°g 



03 ,7^ 0) "- 1 

 5^ C^« 



60 



g 



pi 



d 



as 



cr- 



03 

 43 



ft' • 

 •rH 4= 



03 O 



O 03 



03 5-1 



5-1 5h 



a? 



4-3 O 



rl 



tj pi 



0) d co 

 5h to ts 



la 



g "^ 



4="P! 

 PI o 



s^ 



O 03 

 O > 



o d 



d,d 



>^ 

 OS 



d 



03 O 

 ^3 O 



% "3 



2 03 

 S CO 



d^ 



X PJ 



03 c6 



03 PQ 



> 03 

 d rj 

 ^*3 



g^ 

 ^^ 



a s 



« ^q 



o 



^3 



^ 



Is 



pg 



pp 



03 



PI 



CO 



- 03 



sl 



d d 



© 03 



0l43 



■S'S 



0) CO 



fl co" 



Po Q3 



^^ 



•rH O 



2 3 



co;> 



d 03 



0.2 



03 > 



o r 



!— 03 



ft © 



5 s 



2^ 

 5^ ft 

 t *- 1 _ 



^ m 



4lg 



C0 2 



0) ~ 



P O 



■4H O 



opq 



03 43 

 ©.& 



PI ° 

 PI 03 

 ©^ 



03 



C0-+ 3 



Pi t *- 1 

 6fiO 



"Sq « 



5h r^i 

 © o 



rcj tH 



pl bi 



03 g 



